Special hazards shall be represented by a spatial ar-rangementdenotedbysymbolsalwaysatthesixo’clockposition.8.2.1* Materials that react violently or explosively with water(i.e., water reactivity rating 2 or 3) shall be identified by theletter “W” with a horizontal line through the center (...
1、精选优质文档-倾情为你奉上National Fire Protection Association (NFPA)Chemical Hazard Identification SystemThis system is based on the NFPA 704M Hazard Identification system which utilizes a four color diamond label and 0-4 numerical hazard rating. The Diamond has an area for health hazards (...
The NFPA 704 system is referred to as the fire diamond due to its square-on-point orientation. It’s comprised of four smaller diamonds, each distinguished by color, placement and symbol (numerical or text). The hazard numbers range from 0 (no hazard) to 4 (severe hazard). ...
This system is based on the NFPA 704M Hazard Identification system which utilizes a four color diamond label and 0-4 numerical hazard rating. The Diamond has an area for health hazards (blue) and area for flammability hazards (red), an area for reactivity hazards (yellow), and an area for...
ThissystemisbasedontheNFPA704MHazardIdentificationsystemwhich utilizesafourcolordiamondlabeland0-4numericalhazardrating.The Diamondhasanareaforhealthhazards(blue)andareaforflammability hazards(red),anareaforreactivityhazards(yellow),andanareafor specialhazardnotations. ...
Unusual reactivity with water. This indicates a potential hazard using water to fight a fire involving this material. When a compound is both water-reactive and anoxidizer, the W/bar symbol should go in this quadrant and the OX warning is placed immediately below the NFPA diamond. ...
1、National Fire Protection Association (NFPA)Chemical Hazard Identification SystemThis system is based on the NFPA 704M Hazard Identification system which utilizes a four color diamond label and 0-4 numerical hazard rating. The Diamond has an area for health hazards (blue) and area for ...